Tags » Moebius

The Möbius function proof, part 2 (the subset parity lemma)

Continuing from my previous post, we are in the middle of proving that satisfies the same equation as , that is,

and that therefore for all , that is, is the sum of all the th primitive roots of unity. 1,033 more words


Graphic Content - The Incal

List Item:  Read half of the 1001 Comics You Must Read Before You Die
23/501Title: The Incal
Writer: Alejandro Jodorowsky 
Illustrator: Moebius
Year: 424 more words

In Progress

The Möbius function proof, part 1

In my last post, I introduced the Möbius function , which is defined in terms of the prime factorization of :

  • if has any repeated prime factors, that is, if is divisible by a perfect square.
  • 689 more words

The Möbius function

Time to pull back the curtain a bit! My recent series of posts on complex roots of unity may seem somewhat random and unmotivated so far, but the fact is that I definitely have a destination in mind—we are slowly and inexorably heading towards some really deep and beautiful mathematics. 345 more words


November Graphic Novel of the Month - Moebius Library: The World of Edena

When you talk about the most important and influential names in comics, you have to include the late Jean Giraud better known by his pen-name Moebius. 509 more words

Graphic Novels

Moebius - Epic Graphic Novels (1987)

The Moebius pseudonym, which Jean Giraud came to use for his science fiction and fantasy work, was born in 1963. In a satire magazine called… 411 more words